Cita APA (7a ed.)

Pugh, G. T. (1955). Guide to research writing. Houghton Mifflin Company.

Cita Chicago Style (17a ed.)

Pugh, Griffith Thompson. Guide to Research Writing. Boston: Houghton Mifflin Company, 1955.

Cita MLA (9a ed.)

Pugh, Griffith Thompson. Guide to Research Writing. Houghton Mifflin Company, 1955.

Precaución: Estas citas no son 100% exactas.